package com.guo.dao;

import com.guo.pojo.Employee;
import org.apache.ibatis.annotations.Mapper;
import org.springframework.stereotype.Repository;

import java.util.List;

@Mapper
@Repository
public interface EmployeeMapper {
/*    //模拟数据库中的数据
    private static Map<Integer, Employee> employees = null;
    //员工有所属的部门
    @Autowired
    private  DepartmentMapper departmentDao;
    static {
        employees = new HashMap<Integer, Employee>();//创建一个部门表
        employees.put(1001,new Employee(1001,"AA","A24567@qq.com",0,new Department(101,"教学部")));
        employees.put(1002,new Employee(1002,"BB","B24567@qq.com",1,new Department(102,"市场部")));
        employees.put(1003,new Employee(1003,"CC","C24567@qq.com",0,new Department(103,"教研部")));
        employees.put(1004,new Employee(1004,"DD","D24567@qq.com",1,new Department(104,"运营部")));
        employees.put(1005,new Employee(1005,"EE","E24567@qq.com",0,new Department(105,"后勤部")));

    }
    //主键自增
    private static  Integer initId = 1006;
    //增加一个员工
    public void save(Employee employee){
        if (employee.getId()==null){
            employee.setId(initId++);
        }

        employee.setDepartment(departmentDao.getDepartmentById(employee.getDepartment().getId()));

        employees.put(employee.getId(),employee);

    }

    //查询全部员工信息
    public Collection<Employee> getAll(){
        return employees.values();
    }
    //通过id查询员工
    public Employee getEmployeeByid(Integer id){
        return employees.get(id);
    };

    public void delete(Integer id){
        employees.remove(id);
    }*/
    //增加一个员工
    void save(Employee employee);

    //查询全部员工信息
    List<Employee> getAll();
    //通过id查询员工
    Employee getEmployeeByid(Integer id);

    void update(Employee employee);

    void delete(Integer id);
}
